Patents Assigned to 4DS Memory, Limited
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Patent number: 11600775Abstract: An electronic device is disclosed. The electronic device includes a conductor, and a conductive oxide material electrically connected to the conductor. The conductive oxide materials is substantially amorphous, and the conductive oxide material includes first and second oxide materials. In addition, the first oxide material is different from the second oxide material. The electronic device also includes a second material, electrically connected to the conductive oxide material.Type: GrantFiled: September 22, 2021Date of Patent: March 7, 2023Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Patent number: 11508905Abstract: A memory device is disclosed. The memory device includes a bottom contact, and a memory layer connected to the bottom contact, where the memory layer has a variable resistance. The memory device also includes a top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure. The memory device also includes a top contact on the top electrode, and a first barrier layer, including a first oxide material and a second oxide material, where the first oxide material is different from the second oxide material, and where the first barrier layer is between one of A) the memory layer and the bottom contact, and B) the top electrode and the top contact, where the first barrier layer is configured to substantially prevent the conduction of ions or vacancies therethrough.Type: GrantFiled: March 8, 2021Date of Patent: November 22, 2022Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Publication number: 20220013721Abstract: An electronic device is disclosed. The electronic device includes a conductor, and a conductive oxide material electrically connected to the conductor. The conductive oxide materials is substantially amorphous, and the conductive oxide material includes first and second oxide materials. In addition, the first oxide material is different from the second oxide material. The electronic device also includes a second material, electrically connected to the conductive oxide material.Type: ApplicationFiled: September 22, 2021Publication date: January 13, 2022Applicant: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Patent number: 11133464Abstract: An electronic device is disclosed. The electronic device includes a conductor, and a conductive oxide material electrically connected to the conductor. The conductive oxide materials is substantially amorphous, and the conductive oxide material includes first and second oxide materials. In addition, the first oxide material is different from the second oxide material. The electronic device also includes a second material, electrically connected to the conductive oxide material.Type: GrantFiled: August 20, 2019Date of Patent: September 28, 2021Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Publication number: 20210193919Abstract: A memory device is disclosed. The memory device includes a bottom contact, and a memory layer connected to the bottom contact, where the memory layer has a variable resistance. The memory device also includes a top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure. The memory device also includes a top contact on the top electrode, and a first barrier layer, including a first oxide material and a second oxide material, where the first oxide material is different from the second oxide material, and where the first barrier layer is between one of A) the memory layer and the bottom contact, and B) the top electrode and the top contact, where the first barrier layer is configured to substantially prevent the conduction of ions or vacancies therethrough.Type: ApplicationFiled: March 8, 2021Publication date: June 24, 2021Applicant: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Patent number: 11043633Abstract: An electronic storage memory device is disclosed. The memory device includes a first conductive layer, and also includes a memory layer connected to the first conductive layer, where the memory layer has a variable resistance, and where no amorphous layer exists between the first conductive layer and the memory layer.Type: GrantFiled: October 19, 2020Date of Patent: June 22, 2021Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Patent number: 10950788Abstract: A memory device is disclosed. The memory device includes a bottom contact, and a memory layer connected to the bottom contact, where the memory layer has a variable resistance. The memory device also includes a top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure. The memory device also includes a top contact on the top electrode, and a first barrier layer, including a first oxide material and a second oxide material, where the first oxide material is different from the second oxide material, and where the first barrier layer is between one of A) the memory layer and the bottom contact, and B) the top electrode and the top contact, where the first barrier layer is configured to substantially prevent the conduction of ions or vacancies therethrough.Type: GrantFiled: August 20, 2019Date of Patent: March 16, 2021Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Publication number: 20210057646Abstract: An electronic device is disclosed. The electronic device includes a conductor, and a conductive oxide material electrically connected to the conductor. The conductive oxide materials is substantially amorphous, and the conductive oxide material includes first and second oxide materials. In addition, the first oxide material is different from the second oxide material. The electronic device also includes a second material, electrically connected to the conductive oxide material.Type: ApplicationFiled: August 20, 2019Publication date: February 25, 2021Applicant: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Publication number: 20210057644Abstract: A memory device is disclosed. The memory device includes a bottom contact, and a memory layer connected to the bottom contact, where the memory layer has a variable resistance. The memory device also includes a top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure. The memory device also includes a top contact on the top electrode, and a first barrier layer, including a first oxide material and a second oxide material, where the first oxide material is different from the second oxide material, and where the first barrier layer is between one of A) the memory layer and the bottom contact, and B) the top electrode and the top contact, where the first barrier layer is configured to substantially prevent the conduction of ions or vacancies therethrough.Type: ApplicationFiled: August 20, 2019Publication date: February 25, 2021Applicant: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Publication number: 20210036220Abstract: A memory device including a template layer is disclosed. The memory device also includes a memory layer connected to the template layer, where the memory layer has a variable resistance, and where the crystalline structure of the memory layer matches the crystalline structure of the template layer. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure.Type: ApplicationFiled: October 19, 2020Publication date: February 4, 2021Applicant: 4DS Memory, LimitedInventor: Seshubabu Desu
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Patent number: 10862028Abstract: A memory device including a template layer is disclosed. The memory device also includes a memory layer connected to the template layer, where the memory layer has a variable resistance, and where the crystalline structure of the memory layer matches the crystalline structure of the template layer. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure.Type: GrantFiled: April 29, 2019Date of Patent: December 8, 2020Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Patent number: 10847717Abstract: A memory device including a template layer is disclosed. The memory device also includes a memory layer connected to the template layer, where the memory layer has a variable resistance, and where the crystalline structure of the memory layer matches the crystalline structure of the template layer. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure.Type: GrantFiled: April 29, 2019Date of Patent: November 24, 2020Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Patent number: 10734578Abstract: A memory device is disclosed. The memory device includes a bottom contact, and a memory layer connected to the bottom contact, where the memory layer has a variable resistance. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure. The memory device also includes a lateral barrier layer connected to the bottom contact, the memory layer, and the conductive top electrode, where the lateral barrier layer is configured to substantially prevent conduction of ions or vacancies from the bottom contact, the memory layer, and the conductive top electrode to the lateral barrier layer.Type: GrantFiled: June 25, 2019Date of Patent: August 4, 2020Assignee: 4DS MEMORY, LIMITEDInventors: Seshubabu Desu, Michael Van Buskirk
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Patent number: 10734577Abstract: A memory device including a template layer is disclosed. The memory device also includes a memory layer connected to the template layer, where the memory layer has a variable resistance, and where the crystalline structure of the memory layer matches the crystalline structure of the template layer. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure.Type: GrantFiled: April 29, 2019Date of Patent: August 4, 2020Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Patent number: 10622559Abstract: A memory device including a template layer is disclosed. The memory device also includes a memory layer connected to the template layer, where the memory layer has a variable resistance, and where the crystalline structure of the memory layer matches the crystalline structure of the template layer. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure.Type: GrantFiled: April 29, 2019Date of Patent: April 14, 2020Assignee: 4DS MEMORY, LIMITEDInventor: Seshubabu Desu
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Publication number: 20190326512Abstract: A memory device including a template layer is disclosed. The memory device also includes a memory layer connected to the template layer, where the memory layer has a variable resistance, and where the crystalline structure of the memory layer matches the crystalline structure of the template layer. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure.Type: ApplicationFiled: April 29, 2019Publication date: October 24, 2019Applicant: 4DS Memory, LimitedInventor: Seshubabu Desu
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Publication number: 20190319185Abstract: A memory device is disclosed. The memory device includes a bottom contact and a memory layer connected to the bottom contact, where the memory layer has a variable resistance. The device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure. The device also includes a retention layer between the memory layer and the top electrode, where the retention layer has an ionic conductivity which varies non-linearly with voltage.Type: ApplicationFiled: June 25, 2019Publication date: October 17, 2019Applicant: 4DS MEMORY, LIMITEDInventors: Seshubabu Desu, Michael Van Buskirk
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Publication number: 20190319186Abstract: A memory device is disclosed. The memory device includes a bottom contact, and a memory layer connected to the bottom contact, where the memory layer has a variable resistance. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure. The memory device also includes a lateral barrier layer connected to the bottom contact, the memory layer, and the conductive top electrode, where the lateral barrier layer is configured to substantially prevent conduction of ions or vacancies from the bottom contact, the memory layer, and the conductive top electrode to the lateral barrier layer.Type: ApplicationFiled: June 25, 2019Publication date: October 17, 2019Applicant: 4DS MEMORY, LIMITEDInventors: Seshubabu Desu, Michael Van Buskirk
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Publication number: 20190288199Abstract: A memory device including a template layer is disclosed. The memory device also includes a memory layer connected to the template layer, where the memory layer has a variable resistance, and where the crystalline structure of the memory layer matches the crystalline structure of the template layer. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure.Type: ApplicationFiled: April 29, 2019Publication date: September 19, 2019Applicant: 4DS Memory, LimitedInventor: Seshubabu Desu
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Publication number: 20190288200Abstract: A memory device including a template layer is disclosed. The memory device also includes a memory layer connected to the template layer, where the memory layer has a variable resistance, and where the crystalline structure of the memory layer matches the crystalline structure of the template layer. The memory device also includes a conductive top electrode on the memory layer, where the top electrode and the memory layer cooperatively form a heterojunction memory structure.Type: ApplicationFiled: April 29, 2019Publication date: September 19, 2019Applicant: 4DS Memory, LimitedInventor: Seshubabu Desu